[INFO] fetching crate math-text-transform 0.1.1...
[INFO] testing math-text-transform-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate math-text-transform 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate math-text-transform 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate math-text-transform 0.1.1
[INFO] finished tweaking crates.io crate math-text-transform 0.1.1
[INFO] tweaked toml for crates.io crate math-text-transform 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4734258fb62c19603b980fa228a5ad8536effddff01bd248502ba53d707aef60
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4734258fb62c19603b980fa228a5ad8536effddff01bd248502ba53d707aef60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4734258fb62c19603b980fa228a5ad8536effddff01bd248502ba53d707aef60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4734258fb62c19603b980fa228a5ad8536effddff01bd248502ba53d707aef60", kill_on_drop: false }`
[INFO] [stdout] 4734258fb62c19603b980fa228a5ad8536effddff01bd248502ba53d707aef60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6da46eaf8d573d52e0c12e0653be2e1f845a48f1c993ebd8c2f5683a7aa34446
[INFO] running `Command { std: "docker" "start" "-a" "6da46eaf8d573d52e0c12e0653be2e1f845a48f1c993ebd8c2f5683a7aa34446", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "6da46eaf8d573d52e0c12e0653be2e1f845a48f1c993ebd8c2f5683a7aa34446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da46eaf8d573d52e0c12e0653be2e1f845a48f1c993ebd8c2f5683a7aa34446", kill_on_drop: false }`
[INFO] [stdout] 6da46eaf8d573d52e0c12e0653be2e1f845a48f1c993ebd8c2f5683a7aa34446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d3060011f81122db5be4e7990b50e28ca148db5ce1532449b6627cb518dd23e9
[INFO] running `Command { std: "docker" "start" "-a" "d3060011f81122db5be4e7990b50e28ca148db5ce1532449b6627cb518dd23e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "d3060011f81122db5be4e7990b50e28ca148db5ce1532449b6627cb518dd23e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3060011f81122db5be4e7990b50e28ca148db5ce1532449b6627cb518dd23e9", kill_on_drop: false }`
[INFO] [stdout] d3060011f81122db5be4e7990b50e28ca148db5ce1532449b6627cb518dd23e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5a5c45c80e1941fb3771e6fb099f8f419fadfa4e1ce7097ebe3753d99ad9418
[INFO] running `Command { std: "docker" "start" "-a" "e5a5c45c80e1941fb3771e6fb099f8f419fadfa4e1ce7097ebe3753d99ad9418", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/math_text_transform-bb081e3eef3fe3da
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::to_math_bold ... ok
[INFO] [stdout] test tests::to_math_bold_italic ... ok
[INFO] [stdout] test tests::to_math_bold_script ... ok
[INFO] [stdout] test tests::to_math_bold_fraktur ... ok
[INFO] [stdout] test tests::to_math_fraktur ... ok
[INFO] [stdout] test tests::to_math_double_struck ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold ... ok
[INFO] [stdout] test tests::to_math_sans_serif_italic ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold_italic ... ok
[INFO] [stdout] test tests::to_math_sans_serif ... ok
[INFO] [stdout] test tests::to_math_monospace ... ok
[INFO] [stdout] test tests::to_math_italic ... ok
[INFO] [stdout] test tests::to_math_script ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/math_text_transform-ede2eeb0ff10b05b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math-text-transform
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - MathTextTransform (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5a5c45c80e1941fb3771e6fb099f8f419fadfa4e1ce7097ebe3753d99ad9418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a5c45c80e1941fb3771e6fb099f8f419fadfa4e1ce7097ebe3753d99ad9418", kill_on_drop: false }`
[INFO] [stdout] e5a5c45c80e1941fb3771e6fb099f8f419fadfa4e1ce7097ebe3753d99ad9418